CN108612836A - A kind of gear box casing of rapid cooling - Google Patents
A kind of gear box casing of rapid cooling Download PDFInfo
- Publication number
- CN108612836A CN108612836A CN201810705562.4A CN201810705562A CN108612836A CN 108612836 A CN108612836 A CN 108612836A CN 201810705562 A CN201810705562 A CN 201810705562A CN 108612836 A CN108612836 A CN 108612836A
- Authority
- CN
- China
- Prior art keywords
- air duct
- air
- fan
- wind channel
- defeated wind
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/0412—Cooling or heating; Control of temperature
- F16H57/0415—Air cooling or ventilation; Heat exchangers; Thermal insulations
- F16H57/0416—Air cooling or ventilation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/025—Support of gearboxes, e.g. torque arms, or attachment to other devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/0412—Cooling or heating; Control of temperature
- F16H57/0415—Air cooling or ventilation; Heat exchangers; Thermal insulations
- F16H57/0417—Heat exchangers adapted or integrated in the gearing
Abstract
The invention discloses a kind of gear box casing of rapid cooling, including shell main body, pedestal, radiating subassembly, pedestal is made of left and right seat, and the left and right sides in shell bottom part body is respectively fixedly connected in left and right seat, and pedestal is fixedly mounted on car body longeron upper end；Radiating subassembly includes power fan, accelerate air duct, induced draught fan, air ejector fan, heat-conductive assembly, defeated wind channel, transmission component, air duct is accelerated to be fixedly mounted on the middle part of shell bottom part body, the area of accelerated passage air inlet is more than the area of air outlet, power fan is to be rotatably installed in shell body exterior bottom, and positioned at the middle part for accelerating air duct, defeated wind channel is arranged symmetrically on the two sides and bottom surface of shell body interior, the air inlet in defeated wind channel is provided with multiple, and it is symmetricly set on the both ends in defeated wind channel, scheme provided by the invention can not increase gear box casing volume simultaneously, greatly increase radiating efficiency.
Description
Technical field
The present invention relates to the technical field of gearbox more particularly to a kind of gear box casings of rapid cooling.
Background technology
Gearbox generally refers to the gearbox of automobile, it is divided into manual, automatic two kinds, and manual transmission is mainly by gear
It is formed with axis, variable-speed torque-converting is generated by different gear combinations；And automatic gear-box AT is by hydraulic torque converter, planet tooth
Wheel, hydraulic pressure displacement system and hydraulic control system composition.Reach variable-speed torque-converting by way of fluid power transmission and gear combination.
Gearbox is very important component on vehicle, it can change transmission ratio, expands driving wheel torque and rotating speed
Effect.With the development of modern science and technology, gearbox is there has also been upgrading, from initial manual transmission, infinitely variable transmission till now,
From no synchronizer to there is synchronizer, it is more and more convenient to manipulate.Widely used diesel engine, torque and rotating speed in engineering machinery at present
Variation range is small, cannot meet requirement of the vehicle to tractive force and travel speed under various operating modes, need to be solved using gearbox
Certainly this contradiction.The quality of gearbox performance is the key that weigh engineering machinery dynamic property, economy and driving.Current change
Speed system mainly has：Machine driving, hydraulic power, hydrostatic transmissions.Gearbox has manpower shift and power shifting, structure to have fixed
Shaft type and planetary.
In family car, gearbox is important one of three-major-items, and the quality of gearbox determines vehicle performance quality,
When transmission component engages for a long time in gearbox, amount of heat is will produce, the temperature in gearbox is got higher, and can change transmission component
Size, influence engagement, reduce manipulation quality.Previous gearbox is cooled down to gearbox by cooling fin,
But inside roominess is limited, it is desirable to improve rate of temperature fall, it is necessary to increase heat dissipation area, then cause save interior space and
Improve the contradiction of heat dissipation effect.
Invention content
It is an object of the present invention to provide a kind of gear box casings of rapid cooling, are mounted on the longeron of car body, do not increase vehicle
The radiating subassembly of internal volume, design can ensure cooling-down effect while not increasing the area in car body.
The present invention solves technical problem and adopts the following technical scheme that：A kind of gear box casing of rapid cooling, including shell master
Body, pedestal, radiating subassembly, wherein：
Pedestal is made of left and right seat, and the left and right sides in shell bottom part body is respectively fixedly connected in left and right seat, and pedestal is fixedly mounted on vehicle
Body longeron upper end；
Radiating subassembly includes power fan, accelerates air duct, induced draught fan, air ejector fan, heat-conductive assembly, defeated wind channel, passes
Dynamic component, accelerates air duct to be fixedly mounted on the middle part of shell bottom part body, and the area of accelerated passage air inlet is more than the face of air outlet
Product, power fan are to be rotatably installed in shell body exterior bottom, and positioned at the middle part for accelerating air duct, defeated wind channel is arranged symmetrically in
On the two sides and bottom surface of shell body interior, the air inlet in defeated wind channel is provided with multiple, and is symmetricly set on defeated wind channel
The air outlet at both ends, defeated wind channel is disposed therein portion, induced draught fan is rotatablely equipped in the air inlet in defeated wind channel, defeated
Air ejector fan is rotatablely equipped in the air outlet in wind channel, air ejector fan is sequentially connected with power fan, and heat-conductive assembly includes inhaling
Hot bottom plate, heating column and cooling fin, the bottom for being fixedly mounted on defeated wind channel for the bottom plate that absorbs heat, cooling fin are fixedly mounted at shell
On the outside of main body, heating column runs through the side wall of main casing, and both ends are connected with heat absorption bottom plate and cooling fin respectively, the side wall of shell main body and
Bottom is both provided with installation cavity, and installation cavity includes mounted on the horizontal segment of shell bottom part body and mounted on shell body side
Vertical section, transmission component are mounted in installation cavity, and air ejector fan is sequentially connected by transmission component and induced draught fan.
Further, transmission component include transmission shaft, belt one, belt two, belt pulley one, belt pulley two, belt pulley three,
Bevel gear set, transmission shaft be rotatably installed in installation cavity horizontal segment middle part, both ends of the drive shaft respectively with power fan and row
Wind fan is sequentially connected, and is arranged in parallel there are two with slot with teeth in the side of transmission shaft, bevel gear set includes one He of bevel gear
Bevel gear two is installed with belt pulley one in the rotation axis of bevel gear one, skin is installed in the rotation axis of bevel gear two
Belt wheel two, bevel gear one are vertically arranged and are rotatably installed in the both ends of installation cavity horizontal segment, bevel gear two it is horizontally disposed and
It is rotatably installed in the bottom of installation cavity vertical section, bevel gear one and bevel gear two engage, and belt one is provided with two, is mounted on
Transmission shaft is mounted on belt pulley two with belt pulley three, belt two on belt pulley one, is installed in the rotation axis of induced draught fan
On belt pulley three.
Further, shield is installed on the air outlet in defeated wind channel, shield includes coaming plate, upper cover, and coaming plate is fixedly mounted
On the air outlet in defeated wind channel, upper cover is fixedly mounted on coaming plate, and the gap for tilting down setting is provided in coaming plate.
Further, accelerate air duct according to air inlet direction successively including air duct one, air duct two and air duct three, air duct one includes adding
Fast chamber and deflecting chamber, the inlet diameter of accelerating cavity are more than outlet diameter, and the outlet of deflecting chamber and accelerating cavity is connected, deflecting chamber to
Lower extension, two top horizontal of air duct, bottom are upward arcwall face, and power fan is rotatably installed in the top in air duct two, air duct
Three connect with air duct two, and air duct three is cylinder through-hole.
Further, for pedestal with shell main body by screw assembly detachable connection, screw assembly includes screw, spring, cunning
Block and combination screw hole, combination screw hole include the screw hole one positioned at shell bottom part body, the through-hole on pedestal, combination screw hole, are led to
Hole includes the threaded bottom of setting and the top for installing combination screw hole, and top includes the cylinder that diameter is more than base diameter
The mounting portion of body, the slide opening connected with mounting portion, sliding block are provided with four pieces, and the arcwall face that the front of sliding block is 90 °, four pieces of cunnings
The front of block is merged into hole identical with base diameter, and sliding block is slidably mounted on mounting portion, and can slide back and forth, peace in slide opening
Equipped with spring, spring is connected with slide opening bottom and slider back side respectively, and screw is screwed onto in combination screw hole.
The present invention has the advantages that：
1, do not increase the space occupied in car body, improve heat dissipation effect, gearbox is mounted on the base, and pedestal is fixedly mounted
In car body longeron upper end, air duct is accelerated to be mounted on the middle part of gearbox bottom, accelerates air duct between longeron, make full use of vehicle
The space of body accelerates air duct that can increase the wind speed of inflow, and can blow power fan, drives power fan rotation, power
Fan drives induced draught fan and air ejector fan to rotate as power, by transmission component, and induced draught fan absorbs air in gearbox
It enters in defeated wind channel, the air in defeated wind air duct is discharged air ejector fan, and heat absorption bottom plate is provided in defeated wind air duct, absorbs heat
Bottom plate sponges the atmospheric heat in defeated wind air duct, then has heating column guiding, and last cooling fin distributes, due in gearbox
Air is blown by induced draught fan and air ejector fan, is formed air flowing, is greatly speeded up radiating rate, improve heat dissipation effect.
2, transmission component is simple in structure, will the power of power fan can be transmitted to air ejector fan and air draught wind well
Fan, transmission efficiency is fast, and in installation cavity, installation cavity is located in shell main body, saves space, does not increase for transmission component setting
Volume.
3, using screw assembly by pedestal and shell main body detachable connection, interior screw assembly includes that can be moved forward and backward
Sliding block, when pedestal all around moves, the spring being connected with sliding block can play the purpose of buffering, greatly increase gearbox
Stability.
To sum up, scheme provided by the invention can not increase gear box casing volume simultaneously, greatly increase radiating efficiency.
Description of the drawings
Fig. 1 is the sectional view of the present invention；
Fig. 2 is partial enlarged view at C of the present invention；
Fig. 3 is partial enlarged view at A of the present invention；
Fig. 4 is partial enlarged view at B of the present invention；
Fig. 5 is the sectional view that the present invention accelerates air duct；
Fig. 6 is the sectional view of heat-conductive assembly of the present invention；
Fig. 7 is partial enlarged view at D of the present invention；
Fig. 8 is the sectional view of screw assembly of the present invention.
The mark in the figure shows：Shell main body -1, power fan -3, accelerates air duct -4, induced draught fan -5, air draft at pedestal -2
Fan -6, heat-conductive assembly -7, defeated wind channel -8, transmission component -9, heating column -10, cooling fin -11, installation cavity -12, level
Section -13, vertical section -14, transmission shaft -15, belt one -16, belt two -17, belt pulley one -18, belt pulley two -19, belt pulley
Three -20, slot -21, bevel gear one -22, bevel gear two -23, shield -24, coaming plate -25, upper cover -26, gap -27, air duct one -
28, air duct two -29, air duct three -30, accelerating cavity -31, deflecting chamber -32, arcwall face -33, screw assembly -34, screw -35, bullet
Spring -36, sliding block -37, screw hole one -38, bottom -39, combination screw hole -40, top -41, mounting portion -42, slide opening -43, heat absorption bottom
Plate -44.
Specific implementation mode
Technical scheme of the present invention is further elaborated with reference to embodiment and attached drawing.
Embodiment 1
A kind of gear box casing of rapid cooling, including shell main body 1, pedestal 2, radiating subassembly are present embodiments provided,
In：
Pedestal 2 is made of left and right seat, and the left and right sides in 1 bottom of shell main body is respectively fixedly connected in left and right seat, and pedestal 2 is fixedly mounted on
Car body longeron upper end；
Radiating subassembly includes power fan 3, accelerates air duct 4, induced draught fan 5, air ejector fan 6, heat-conductive assembly 7, defeated wind logical
Road 8, transmission component 9, accelerate air duct 4 to be fixedly mounted on the middle part of 1 bottom of shell main body, and the area of 4 air inlet of accelerated passage is more than
The area of air outlet, power fan 3 are to be rotatably installed in 1 exterior base of shell main body, and be located at the middle part for accelerating air duct 4, defeated wind
Channel 8 is arranged symmetrically on the two sides and bottom surface inside shell main body 1, and the air inlet in defeated wind channel 8 is provided with multiple and symmetrical
Both ends in defeated wind channel 8 are set, and the air outlet in defeated wind channel 8 is disposed therein portion, is rotated in the air inlet in defeated wind channel 8
Induced draught fan 5 is installed, air ejector fan 6, air ejector fan 6 and power fan 3 are rotatablely equipped in the air outlet in defeated wind channel 8
It is sequentially connected, heat-conductive assembly 7 includes heat absorption bottom plate 44, heating column 10 and cooling fin 11, and heat absorption bottom plate 44 is fixedly mounted on defeated wind
The bottom in channel 8, cooling fin 11 are fixedly mounted on 1 outside of shell main body, and heating column 10 runs through the side wall of main casing 1, both ends difference
It is connected with heat absorption bottom plate 44 and cooling fin 11, the side wall of shell main body 1 and bottom are both provided with installation cavity 12, and installation cavity 12 wraps
The vertical section 14 mounted on the horizontal segment 13 of 1 bottom of shell main body and mounted on 1 side of shell main body is included, transmission component 9 is mounted in
It installs in cavity 12, air ejector fan 6 is sequentially connected by transmission component 9 and induced draught fan 5.
Transmission component 9 includes transmission shaft 15, belt 1, belt 2 17, belt pulley 1, belt pulley 2 19, belt pulley
3 20, bevel gear set, transmission shaft 15 be rotatably installed in installation 12 horizontal segment 13 of cavity middle part, 15 both ends of transmission shaft respectively with
Power fan 3 and air ejector fan 6 are sequentially connected, and are arranged in parallel there are two with slot 21 with teeth in the side of transmission shaft 15, bore tooth
Wheel group includes bevel gear 1 and bevel gear 2 23, and belt pulley 1 is installed in the rotation axis of bevel gear 1, bores tooth
It takes turns and is installed with belt pulley 2 17 in 2 23 rotation axis, bevel gear 22 is vertically arranged and is rotatably installed in installation cavity 12
The both ends of horizontal segment 13, bevel gear 2 23 is horizontally disposed and is rotatably installed in the bottom of installation 12 vertical section 14 of cavity, bores tooth
One 22 and the engagement of bevel gear 2 23 are taken turns, belt 1 is provided with two, is mounted on transmission shaft 15 and belt pulley 1, air draught wind
Belt pulley 3 20 is installed in the rotation axis of fan 5, belt 2 17 is mounted on belt pulley 2 17 and belt pulley 3 20.
Shield 24 is installed on the air outlet in defeated wind channel 8, shield 24 includes coaming plate 25, upper cover 26, and coaming plate 25 is fixed
On the air outlet in defeated wind channel 8, upper cover 26 is fixedly mounted on coaming plate 25, is provided in coaming plate 25 and tilts down setting
Gap 27.
Accelerate air duct 4 according to air inlet direction successively including air duct 1, air duct 2 29 and air duct 3 30, air duct 1 includes
The inlet diameter of accelerating cavity 31 and deflecting chamber 32, accelerating cavity 31 is more than outlet diameter, the outlet phase of deflecting chamber 32 and accelerating cavity 31
It connects, deflecting chamber 32 extends downwardly, 2 29 top horizontal of air duct, and bottom is upward arcwall face 33, and the receiving of arcwall face 33 comes from
The wind that deflecting chamber 32 exports, and wind reflection guiding is blown upwards, drive power fan 3 to rotate, power fan 3 is rotatably installed in
The top in air duct 2 29, air duct 3 30 are connected with air duct 2 29, and air duct 3 30 is cylinder through-hole.
Pedestal 2 and shell main body 1 by 34 detachable connection of screw assembly, screw assembly 34 include screw 35, spring 36,
Sliding block 37 and combination screw hole, combination screw hole include the screw hole 1 positioned at 1 bottom of shell main body, the through-hole on pedestal 1, combination
Screw hole 40, through-hole include the threaded bottom 39 of setting and the top 41 for installing combination screw hole 40, and top 41 includes diameter
Mounting portion 42 more than the cylinder of 39 diameter of bottom, the slide opening 43 with the connection of mounting portion 42, sliding block 37 are provided with four pieces, and sliding
The front of the arcwall face that the front of block 37 is 90 °, four pieces of sliding blocks 37 is merged into hole identical with 39 diameter of bottom, and sliding block 37 slides
Mounted on mounting portion 42, and can slide back and forth, spring 36 is installed in slide opening 43, spring 36 respectively with 43 bottom of slide opening and cunning
37 back side of block is connected, and screw 35 is screwed onto in combination screw hole.
Operation principle：
Induced draught fan 5 attracts the air in gearbox, enters in defeated wind channel 8, and heat absorption bottom plate 44 is by the warm in air
Amount sponges, and admittance plume 10, is distributed heat by cooling fin 11, and air ejector fan 6 will be absorbed heat in defeated wind channel 8
Air is discharged, and while so reducing the temperature in gearbox, the air in gearbox can be driven to flow, made in gearbox
Air themperature is more balanced.
Finally it should be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, it will be understood by those of ordinary skill in the art that：It still may be used
With technical scheme described in the above embodiments is modified or equivalent replacement of some of the technical features；
And these modifications or replacements, various embodiments of the present invention technical solution that it does not separate the essence of the corresponding technical solution spirit and
Range.
Claims (5)
1. a kind of gear box casing of rapid cooling, including shell main body, which is characterized in that further include pedestal, radiating subassembly,
In：
Pedestal is made of left and right seat, and the left and right sides in shell bottom part body is respectively fixedly connected in left and right seat, and it is vertical that pedestal is fixedly mounted on car body
Beam upper end；
Radiating subassembly includes power fan, accelerates air duct, induced draught fan, air ejector fan, heat-conductive assembly, defeated wind channel, transmission group
Part accelerates air duct to be fixedly mounted on the middle part of shell bottom part body, and the area of accelerated passage air inlet is more than the area of air outlet, moves
Power fan is to be rotatably installed in shell body exterior bottom, and positioned at the middle part for accelerating air duct, defeated wind channel is arranged symmetrically in shell master
On the two sides and bottom surface in internal portion, the air inlet in defeated wind channel is provided with both ends that are multiple, and being symmetricly set on defeated wind channel,
The air outlet in defeated wind channel is disposed therein portion, and induced draught fan is rotatablely equipped in the air inlet in defeated wind channel, logical in defeated wind
Air ejector fan is rotatablely equipped in the air outlet in road, air ejector fan is sequentially connected with power fan, and heat-conductive assembly includes heat absorption bottom
Plate, heating column and cooling fin, the bottom for being fixedly mounted on defeated wind channel for the bottom plate that absorbs heat, cooling fin are fixedly mounted at shell main body
Outside, heating column run through the side wall of main casing, and both ends are connected with heat absorption bottom plate and cooling fin respectively, the side wall of shell main body and bottom
It is both provided with installation cavity, installation cavity includes mounted on the horizontal segment of shell bottom part body and mounted on the vertical of shell body side
Section, transmission component are mounted in installation cavity, and air ejector fan is sequentially connected by transmission component and induced draught fan.
2. the gear box casing of rapid cooling according to claim 1, which is characterized in that transmission component include transmission shaft,
Belt one, belt two, belt pulley one, belt pulley two, belt pulley three, bevel gear set, transmission shaft are to be rotatably installed in installation cavity
The middle part of horizontal segment, both ends of the drive shaft are sequentially connected with power fan and air ejector fan respectively, set the side of transmission shaft is parallel
It sets there are two with slot with teeth, bevel gear set includes bevel gear one and bevel gear two, is fixedly mounted in the rotation axis of bevel gear one
There is belt pulley one, belt pulley two is installed in the rotation axis of bevel gear two, bevel gear one is vertically arranged and is rotatably installed in
The both ends of cavity horizontal segment are installed, bevel gear two is horizontally disposed and is rotatably installed in the bottom of installation cavity vertical section, bores tooth
Wheel one and bevel gear two engage, and belt one is provided with two, are mounted on transmission shaft and belt pulley one, the rotation axis of induced draught fan
On be installed with belt pulley three, belt two is mounted on belt pulley two and belt pulley three.
3. the gear box casing of rapid cooling according to claim 1, which is characterized in that on the air outlet in defeated wind channel
Shield is installed, shield includes coaming plate, upper cover, and coaming plate is fixedly mounted on the air outlet in defeated wind channel, and upper cover is fixedly mounted on
Coaming plate is provided with the gap for tilting down setting in coaming plate.
4. the gear box casing of rapid cooling according to claim 1, which is characterized in that accelerate air duct according to air inlet direction
Include air duct one, air duct two and air duct three successively, air duct one includes accelerating cavity and deflecting chamber, and the inlet diameter of accelerating cavity is more than
Mouth diameter, the outlet of deflecting chamber and accelerating cavity are connected, and deflecting chamber extends downwardly, two top horizontal of air duct, and bottom is upward
Arcwall face, power fan are rotatably installed in the top in air duct two, and air duct three is connected with air duct two, and air duct three is cylinder through-hole.
5. the gear box casing of rapid cooling according to claim 1, which is characterized in that pedestal passes through screw with shell main body
Component detachable connection, screw assembly include screw, spring, sliding block and combination screw hole, and combination screw hole includes being located at shell main body
Screw hole one, the through-hole on pedestal, the combination screw hole of bottom, through-hole include threaded bottom being arranged and for installing combination
The top of screw hole, the slide opening that top includes the mounting portion for the cylinder that diameter is more than base diameter, connected with mounting portion, sliding block are set
Four pieces are equipped with, and the arcwall face that the front of sliding block is 90 °, the front of four pieces of sliding blocks are merged into hole identical with base diameter, it is sliding
Block is slidably mounted on mounting portion, and can slide back and forth, and spring is equipped in slide opening, and spring is carried on the back with slide opening bottom and sliding block respectively
Face is connected, and screw is screwed onto in combination screw hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810705562.4A CN108612836B (en) | 2018-07-02 | 2018-07-02 | Quick radiating gearbox housing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810705562.4A CN108612836B (en) | 2018-07-02 | 2018-07-02 | Quick radiating gearbox housing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108612836A true CN108612836A (en) | 2018-10-02 |
| CN108612836B CN108612836B (en) | 2020-12-18 |
Family
ID=63666047
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810705562.4A Active CN108612836B (en) | 2018-07-02 | 2018-07-02 | Quick radiating gearbox housing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108612836B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109237002A (en) * | 2018-10-19 | 2019-01-18 | 力帆实业(集团)股份有限公司 | A kind of cooling wind scooper |
| CN114222472A (en) * | 2021-11-30 | 2022-03-22 | 远峰科技股份有限公司 | Vehicle-mounted multimedia host heat dissipation structure and vehicle-mounted multimedia host |
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| CN108105335A (en) * | 2018-01-05 | 2018-06-01 | 哈尔滨理工大学 | A kind of high efficiency and heat radiation gear reduction unit |
| CN207519056U (en) * | 2017-11-29 | 2018-06-19 | 江苏绿洁节能有限公司 | A kind of electric precipitation high frequency electric source guard box |
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|---|---|---|---|---|
| US4414861A (en) * | 1982-02-17 | 1983-11-15 | The Falk Corporation | Gear drive cooling |
| EP0309598A1 (en) * | 1986-09-17 | 1989-04-05 | Konrad Schmidt | Single or multiple protective cover for an endless-belt transmission |
| JPH0847113A (en) * | 1994-07-29 | 1996-02-16 | Meidensha Corp | Cooling structure of inverter for vehicle |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109237002A (en) * | 2018-10-19 | 2019-01-18 | 力帆实业(集团)股份有限公司 | A kind of cooling wind scooper |
| CN114222472A (en) * | 2021-11-30 | 2022-03-22 | 远峰科技股份有限公司 | Vehicle-mounted multimedia host heat dissipation structure and vehicle-mounted multimedia host |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108612836B (en) | 2020-12-18 |
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